Where does “Gavyn” come from?

Gavyn (English) comes from English Gavin, from Old French Gauvain — Gawain (Arthurian mythology).

Ancestry of “Gavyn”, step by step

StepLanguageWordMeaning
1EnglishGavin—
2Old FrenchGauvainGawain (Arthurian mythology)
Every word from Old French Gauvain →Every word from English Gavin →